JP2008525579A5 - - Google Patents
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- JP2008525579A5 JP2008525579A5 JP2007548238A JP2007548238A JP2008525579A5 JP 2008525579 A5 JP2008525579 A5 JP 2008525579A5 JP 2007548238 A JP2007548238 A JP 2007548238A JP 2007548238 A JP2007548238 A JP 2007548238A JP 2008525579 A5 JP2008525579 A5 JP 2008525579A5
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- conductor
- adhesive film
- insulating layer
- pressure sensitive
- conductive particles
- Prior art date
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- 239000004020 conductor Substances 0.000 claims description 39
- 239000002313 adhesive film Substances 0.000 claims description 33
- 239000002245 particle Substances 0.000 claims description 27
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 15
- 239000002131 composite material Substances 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 3
- 239000012528 membrane Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 239000010420 shell particle Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Description
課題を解決するための手段Means for solving the problem
第一に、本願発明は、First, the present invention is
（ａ）導体と、 (A) a conductor;
（ｂ）前記導体上に配置された電気絶縁層中に少なくとも部分的に埋め込まれた導電性粒子を含む複合材料と、 (B) a composite material comprising conductive particles at least partially embedded in an electrically insulating layer disposed on the conductor;
（ｃ）前記複合材料上に配置された感圧接着剤層と (C) a pressure sensitive adhesive layer disposed on the composite material;
を含み、 Including
前記導電性粒子は、前記導体と第二の導体の間に十分な圧力を掛けたとき前記導体を前記第二の導体に電気的に接続させることができ、 The conductive particles can electrically connect the conductor to the second conductor when sufficient pressure is applied between the conductor and the second conductor;
前記導電性粒子は、全く相対的向きを有さず、かつ前記導体と前記第二の導体の間に作り出される実質上すべての電気的接続がｚ方向であるようになるように配置され、 The conductive particles have no relative orientation and are arranged such that substantially all electrical connections made between the conductor and the second conductor are in the z-direction;
前記電気絶縁層と前記感圧接着剤層を合わせた厚さは、最大導電性粒子をｚ方向で測定したときのその最大導電性粒子のサイズよりも大きい、 The combined thickness of the electrical insulating layer and the pressure sensitive adhesive layer is larger than the size of the maximum conductive particle when the maximum conductive particle is measured in the z direction.
接着膜に関する。The present invention relates to an adhesive film.
第二に、本願発明は、Second, the present invention is
前記電気絶縁層および前記感圧接着剤層が、圧力の開放時に実質上それらの元の寸法に戻ることができる、上記第一の態様の接着膜に関する。The electrical insulating layer and the pressure sensitive adhesive layer relate to the adhesive film of the first aspect, wherein the electrical insulating layer and the pressure sensitive adhesive layer can substantially return to their original dimensions when the pressure is released.
第三に、本願発明は、 Third, the present invention is
（ａ）前記第一または第二の態様の前記接着膜を第二の導体に接着すること、および (A) bonding the adhesive film of the first or second embodiment to a second conductor; and
（ｂ）前記膜および前記第二の導体を、前記膜の動的な電気的応答を測定するための手段に電気的に接続すること (B) electrically connecting the membrane and the second conductor to means for measuring the dynamic electrical response of the membrane;
を含み、Including
前記導体の少なくとも一方が他方の導体の方へ向かって移動できる、 At least one of the conductors can move toward the other conductor,
力検出方法に関する。The present invention relates to a force detection method.
本発明の様々な修正形態および改変形態が、本発明の範囲および精神から逸脱することなく当業者には明らかになるはずである。本発明は、本明細書中で前述した例示的実施形態および実施例により不当に限定されるものではないこと、またこのような実施例および実施形態は例としてのみ提示され、本発明の範囲は別添の特許請求の範囲によってのみ限定されるものであることを理解されたい。
以下に、本願発明に関連する発明の実施の形態を列挙する。
実施形態１
（ａ）導体と、
（ｂ）前記導体上に配置された電気絶縁層中に少なくとも部分的に埋め込まれた導電性粒子を含む複合材料と、
（ｃ）前記複合材料上に配置された感圧接着剤層と
を含み、
前記導電性粒子は、前記導体と第二の導体の間に十分な圧力を掛けたとき前記導体を前記第二の導体に電気的に接続させることができ、
前記導電性粒子は、全く相対的向きを有さず、かつ前記導体と前記第二の導体の間に作り出される実質上すべての電気的接続がｚ方向であるようになるように配置され、
前記電気絶縁層と前記感圧接着剤層を合わせた厚さは、最大導電性粒子をｚ方向で測定したときのその最大導電性粒子のサイズよりも大きい、
接着膜。
実施形態２
前記導電性粒子は、前記第一および第二の導体間に作り出される実質上すべての電気的接続が単粒子を介するように配置される、実施形態１に記載の接着膜。
実施形態３
前記導電性粒子は、２個以下の粒子が互いに接するように配置される、実施形態２に記載の接着膜。
実施形態４
いかなる２個の粒子も互いに接していない、実施形態３に記載の接着膜。
実施形態５
前記導電性粒子が金属を含む、実施形態１に記載の接着膜。
実施形態６
前記導電性粒子が、導電性被膜を有する殻粒子を含む、実施形態１に記載の接着膜。
実施形態７
前記殻粒子がガラス粒子を含む、実施形態６に記載の接着膜。
実施形態８
前記殻粒子が中空粒子を含む、実施形態６に記載の接着膜。
実施形態９
前記導電性被膜が金属を含む、実施形態６に記載の接着膜。
実施形態１０
前記導電性被膜が導電性酸化物を含む、実施形態６に記載の接着膜。
実施形態１１
前記導電性粒子がほぼ球形である、実施形態１に記載の接着膜。
実施形態１２
前記導電性粒子が繊維である、実施形態１に記載の接着膜。
実施形態１３
前記導体が第二の導体の方へ向かって移動できる、実施形態１に記載の接着膜。
実施形態１４
前記接着膜が剥離ライナー上に形成される、実施形態１に記載の接着膜。
実施形態１５
１または複数個の導電性粒子の表面の少なくとも一部分が、前記電気絶縁層および前記感圧接着剤層を通り抜けて露出している、実施形態１に記載の接着膜。
実施形態１６
前記電気絶縁層および前記感圧接着剤層が、圧力の開放時に実質上それらの元の寸法に戻ることができる、実施形態１に記載の接着膜。
実施形態１７
前記電気絶縁層が、約０℃から約１００℃の間でほぼ一定なＧ’を有する弾性材料を含む、実施形態１６に記載の接着膜。
実施形態１８
前記電気絶縁層が、約０℃から約６０℃の間でほぼ一定なＧ’を有する弾性材料を含む、実施形態１７に記載の接着膜。
実施形態１９
前記感圧接着剤層が、約０℃から約１００℃の間でほぼ一定なＧ’を有する、実施形態１６に記載の接着膜。
実施形態２０
前記感圧接着剤層が、約０℃から約６０℃の間でほぼ一定なＧ’を有する、実施形態１９に記載の接着膜。
実施形態２１
前記電気絶縁層が、１Ｈｚ、２３℃において約１×１０ 3 Ｐａ／ｃｍ 2 から約９×１０ 5 Ｐａ／ｃｍ 2 の間のＧ’および約０．０１から約０．６０の間の損失正接を有する弾性材料を含む、実施形態１６に記載の接着膜。
実施形態２２
前記感圧接着剤層が、１Ｈｚ、２３℃において約１×１０ 3 Ｐａ／ｃｍ 2 から約９×１０ 5 Ｐａ／ｃｍ 2 の間のＧ’および約０．０１から約０．６０の間の損失正接を有する、実施形態１６に記載の接着膜。
実施形態２３
前記電気絶縁層が自己回復性の弾性材料を含む、実施形態１６に記載の接着膜。
実施形態２４
前記感圧接着剤層が自己回復性である、実施形態１６に記載の接着膜。
実施形態２５
前記膜の動的な電気的応答を測定するための手段をさらに含む、実施形態１６に記載の接着膜。
実施形態２６
（ａ）実施形態１６に記載の前記接着膜を第二の導体に接着すること、および
（ｂ）前記膜および前記第二の導体を、前記膜の動的な電気的応答を測定するための手段に電気的に接続すること
を含み、
前記導体の少なくとも一方が他方の導体の方へ向かって移動できる、
力検出方法。
実施形態２７
前記膜に圧力を加えること、および前記膜の電気的性質の変化を測定することをさらに含む、実施形態２６に記載の方法。
Various modifications and alterations of this invention will become apparent to those skilled in the art without departing from the scope and spirit of this invention. The present invention is not unduly limited by the exemplary embodiments and examples described hereinabove, and such examples and embodiments are presented by way of example only, and the scope of the present invention is limited. It should be understood that the invention is limited only by the appended claims.
Embodiments of the invention related to the present invention are listed below.
Embodiment 1
(A) a conductor;
(B) a composite material comprising conductive particles at least partially embedded in an electrically insulating layer disposed on the conductor;
(C) a pressure sensitive adhesive layer disposed on the composite material;
Including
The conductive particles can electrically connect the conductor to the second conductor when sufficient pressure is applied between the conductor and the second conductor;
The conductive particles have no relative orientation and are arranged such that substantially all electrical connections made between the conductor and the second conductor are in the z-direction;
The combined thickness of the electrical insulating layer and the pressure sensitive adhesive layer is larger than the size of the maximum conductive particle when the maximum conductive particle is measured in the z direction.
Adhesive film.
Embodiment 2
The adhesive film of embodiment 1, wherein the conductive particles are arranged such that substantially all electrical connections created between the first and second conductors are through single particles.
Embodiment 3
The adhesive film according to embodiment 2, wherein the conductive particles are arranged such that two or less particles are in contact with each other.
Embodiment 4
4. The adhesive film according to embodiment 3, wherein no two particles are in contact with each other.
Embodiment 5
The adhesive film according to embodiment 1, wherein the conductive particles include a metal.
Embodiment 6
The adhesive film according to embodiment 1, wherein the conductive particles include shell particles having a conductive coating.
Embodiment 7
The adhesive film according to embodiment 6, wherein the shell particles include glass particles.
Embodiment 8
The adhesive film according to embodiment 6, wherein the shell particles include hollow particles.
Embodiment 9
The adhesive film according to embodiment 6, wherein the conductive coating contains a metal.
Embodiment 10
The adhesive film according to embodiment 6, wherein the conductive film includes a conductive oxide.
Embodiment 11
The adhesive film according to embodiment 1, wherein the conductive particles are substantially spherical.
Embodiment 12
The adhesive film according to embodiment 1, wherein the conductive particles are fibers.
Embodiment 13
The adhesive film of embodiment 1 wherein the conductor is movable toward the second conductor.
Embodiment 14
The adhesive film of embodiment 1 wherein the adhesive film is formed on a release liner.
Embodiment 15
The adhesive film according to embodiment 1, wherein at least a part of the surface of the one or more conductive particles is exposed through the electrical insulating layer and the pressure-sensitive adhesive layer.
Embodiment 16
Embodiment 2. The adhesive film of embodiment 1 wherein the electrically insulating layer and the pressure sensitive adhesive layer can substantially return to their original dimensions upon release of pressure.
Embodiment 17
Embodiment 17. The adhesive film of embodiment 16, wherein the electrically insulating layer comprises an elastic material having a substantially constant G ′ between about 0 ° C. and about 100 ° C.
Embodiment 18
Embodiment 18. The adhesive film of embodiment 17, wherein the electrically insulating layer comprises an elastic material having a substantially constant G ′ between about 0 ° C. and about 60 ° C.
Embodiment 19
Embodiment 17. The adhesive film of embodiment 16, wherein the pressure sensitive adhesive layer has a substantially constant G ′ between about 0 ° C. and about 100 ° C.
Embodiment 20.
Embodiment 20. The adhesive film of embodiment 19, wherein the pressure sensitive adhesive layer has a substantially constant G ′ between about 0 ° C. and about 60 ° C.
Embodiment 21.
The electrical insulating layer has a G ′ between about 1 × 10 3 Pa / cm 2 and about 9 × 10 5 Pa / cm 2 at 1 Hz and 23 ° C. and a loss tangent between about 0.01 and about 0.60. Embodiment 17. The adhesive film of embodiment 16, comprising an elastic material having:
Embodiment 22
The pressure sensitive adhesive layer has a G ′ between about 1 × 10 3 Pa / cm 2 and about 9 × 10 5 Pa / cm 2 at 1 Hz and 23 ° C. and between about 0.01 and about 0.60. The adhesive film of embodiment 16 having a loss tangent.
Embodiment 23
Embodiment 17. The adhesive film of embodiment 16, wherein the electrically insulating layer comprises a self-healing elastic material.
Embodiment 24.
Embodiment 17. The adhesive film of embodiment 16, wherein the pressure sensitive adhesive layer is self-healing.
Embodiment 25
The adhesive film of embodiment 16 further comprising means for measuring a dynamic electrical response of the film.
Embodiment 26.
(A) bonding the adhesive film according to embodiment 16 to a second conductor; and
(B) electrically connecting the membrane and the second conductor to means for measuring the dynamic electrical response of the membrane;
Including
At least one of the conductors can move toward the other conductor,
Force detection method.
Embodiment 27.
27. The method of embodiment 26, further comprising applying pressure to the membrane and measuring a change in electrical properties of the membrane.
Claims (3)
（ｂ）前記導体上に配置された電気絶縁層中に少なくとも部分的に埋め込まれた導電性粒子を含む複合材料と、
（ｃ）前記複合材料上に配置された感圧接着剤層と
を含み、
前記導電性粒子は、前記導体と第二の導体の間に十分な圧力を掛けたとき前記導体を前記第二の導体に電気的に接続させることができ、
前記導電性粒子は、全く相対的向きを有さず、かつ前記導体と前記第二の導体の間に作り出される実質上すべての電気的接続がｚ方向であるようになるように配置され、
前記電気絶縁層と前記感圧接着剤層を合わせた厚さは、最大導電性粒子をｚ方向で測定したときのその最大導電性粒子のサイズよりも大きい、
接着膜。 (A) a conductor;
(B) a composite material comprising conductive particles at least partially embedded in an electrically insulating layer disposed on the conductor;
(C) a pressure sensitive adhesive layer disposed on the composite material;
The conductive particles can electrically connect the conductor to the second conductor when sufficient pressure is applied between the conductor and the second conductor;
The conductive particles have no relative orientation and are arranged such that substantially all electrical connections made between the conductor and the second conductor are in the z-direction;
The combined thickness of the electrical insulating layer and the pressure sensitive adhesive layer is larger than the size of the maximum conductive particle when the maximum conductive particle is measured in the z direction.
Adhesive film.
（ｂ）前記膜および前記第二の導体を、前記膜の動的な電気的応答を測定するための手段に電気的に接続すること
を含み、
前記導体の少なくとも一方が他方の導体の方へ向かって移動できる、
力検出方法。 (A) bonding the adhesive film according to claim 1 or 2 to a second conductor; and (b) measuring the dynamic electrical response of the film with the film and the second conductor. Electrically connecting to the means for
At least one of the conductors can move toward the other conductor,
Force detection method.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/021,913 US7468199B2 (en) | 2004-12-23 | 2004-12-23 | Adhesive membrane for force switches and sensors |
| PCT/US2005/042656 WO2006071417A1 (en) | 2004-12-23 | 2005-11-23 | Adhesive membrane for force switches and sensors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008525579A JP2008525579A (en) | 2008-07-17 |
| JP2008525579A5 true JP2008525579A5 (en) | 2009-01-15 |
Family
ID=36090971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007548238A Pending JP2008525579A (en) | 2004-12-23 | 2005-11-23 | Adhesive film for force switches and sensors |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US7468199B2 (en) |
| EP (1) | EP1829069B1 (en) |
| JP (1) | JP2008525579A (en) |
| KR (1) | KR20070095969A (en) |
| CN (1) | CN101088134B (en) |
| AT (1) | ATE415689T1 (en) |
| AU (1) | AU2005322475A1 (en) |
| BR (1) | BRPI0519625A2 (en) |
| CA (1) | CA2590846A1 (en) |
| DE (1) | DE602005011334D1 (en) |
| MX (1) | MX2007007551A (en) |
| TW (1) | TW200628312A (en) |
| WO (1) | WO2006071417A1 (en) |
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-
2004
- 2004-12-23 US US11/021,913 patent/US7468199B2/en not_active Expired - Fee Related
-
2005
- 2005-11-23 CA CA 2590846 patent/CA2590846A1/en not_active Abandoned
- 2005-11-23 AU AU2005322475A patent/AU2005322475A1/en not_active Abandoned
- 2005-11-23 CN CN2005800447086A patent/CN101088134B/en not_active Expired - Fee Related
- 2005-11-23 MX MX2007007551A patent/MX2007007551A/en active IP Right Grant
- 2005-11-23 EP EP05825493A patent/EP1829069B1/en not_active Not-in-force
- 2005-11-23 BR BRPI0519625-6A patent/BRPI0519625A2/en not_active Application Discontinuation
- 2005-11-23 WO PCT/US2005/042656 patent/WO2006071417A1/en active Application Filing
- 2005-11-23 AT AT05825493T patent/ATE415689T1/en not_active IP Right Cessation
- 2005-11-23 KR KR1020077016950A patent/KR20070095969A/en not_active Application Discontinuation
- 2005-11-23 JP JP2007548238A patent/JP2008525579A/en active Pending
- 2005-11-23 DE DE200560011334 patent/DE602005011334D1/en active Active
- 2005-12-09 TW TW094143502A patent/TW200628312A/en unknown
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